WO2015149768A2 - Déphaseur d'arbre à cames - Google Patents

Déphaseur d'arbre à cames Download PDF

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Publication number
WO2015149768A2
WO2015149768A2 PCT/DE2015/200135 DE2015200135W WO2015149768A2 WO 2015149768 A2 WO2015149768 A2 WO 2015149768A2 DE 2015200135 W DE2015200135 W DE 2015200135W WO 2015149768 A2 WO2015149768 A2 WO 2015149768A2
Authority
WO
WIPO (PCT)
Prior art keywords
spring
camshaft adjuster
rotor
contact component
spring contact
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/DE2015/200135
Other languages
German (de)
English (en)
Other versions
WO2015149768A3 (fr
Inventor
Olaf Boese
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG and Co KG filed Critical Schaeffler Technologies AG and Co KG
Priority to CN201580017153.XA priority Critical patent/CN106133283B/zh
Priority to US15/128,067 priority patent/US10309270B2/en
Publication of WO2015149768A2 publication Critical patent/WO2015149768A2/fr
Publication of WO2015149768A3 publication Critical patent/WO2015149768A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
    • F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
    • F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
    • F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
    • F01L2001/3445—Details relating to the hydraulic means for changing the angular relationship
    • F01L2001/34483—Phaser return springs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
    • F01L2820/00—Details on specific features characterising valve gear arrangements
    • F01L2820/04—Sensors
    • F01L2820/041—Camshafts position or phase sensors

Definitions

  • the present invention relates to a hydraulic camshaft adjuster of the vane-type, with a rotor and a stator, which are rotatable relative to each other and forming vane-forming, wherein a remindstellfe- the radial positioning of the rotor relative to the stator on the one hand on the rotor and on the other hand fixed on the stator or can be fixed ,
  • Camshaft adjusters are used for a targeted adjustment of the phase position between a camshaft and a crankshaft in an internal combustion engine. They allow an optimized setting of valve timing over engine load and engine speed. Fuel consumption and exhaust emissions can be significantly reduced and a performance increase of the engine can be achieved.
  • a camshaft adjuster usually consists of a stator, a rotor positioned in the stator, and two sealing lids.
  • stator a number of pressure chambers are formed, which are also referred to as wing chambers and are separated by radially inwardly away from the stator wall away from each other. Rotor blades of the rotor held inside the stator engage in the pressure chambers.
  • the pressure chambers are loaded with hydraulic medium, whereby the rotor is rotated within the stator.
  • spring elements are frequently used. For this purpose, a secure attachment and positional determination of the spring element on the rotor and stator required.
  • a camshaft adjuster of the type mentioned is known with a spring element designed as a spring element.
  • the torsion spring is attached via its two spring ends to spring holders provided for this purpose and arranged between a so-called Federabdeckemia and designed as a front cover sealing lid.
  • the spring cover is connected by bolts with the sealing cover.
  • DE 10 2008 051 732 A1 discloses a device for variable adjustment of the timing of gas exchange valves of an internal combustion engine with a designed as a torsion spring element known.
  • the torsion spring is arranged in a spring chamber and fastened via its two spring ends on a sealing cover designed as a side cover.
  • the spring chamber is delimited by a pot-shaped spring cover, for which purpose the spring cover radially and axially at least partially overlaps the device.
  • the spring cover and the sealing cover are fastened to one another via interlocking elements.
  • DE 10 2010 051 052 A1 discloses a camshaft adjuster for an internal combustion engine, comprising a rotatably connected to a crankshaft stator, a rotatably mounted in the stator about a rotation axis rotor, a sealing cover for minimizing leakage, and a spring element for positioning the rotor relative to the stator, said the spring element via a Federbü- gel is held in the axial direction and over a plurality of bolts in the radial direction on the sealing cover.
  • DE10 201 1 082 590 A1 discloses a camshaft adjuster with a drive element and a drive element connectable to a camshaft and a trigger wheel which are arranged coaxially to the axis of rotation of the camshaft adjuster, wherein the trigger wheel has a radial lug and an orientation means, wherein the radial lug is provided for determining the axial position of the trigger wheel with the camshaft adjuster and the orientation means is provided for determining the angular position between the trigger wheel and the camshaft.
  • the invention has for its object to provide a camshaft adjuster, which does not have the aforementioned disadvantages or only in a reduced form.
  • the return spring should be able to be calmed over the components used for their positioning and attachment.
  • a cost-effective production and material management should be possible in the production.
  • a spring system component for centering and / or radial position limits of the return spring is fixed to at least two points on the rotor, in particular is secured against rotation.
  • a spring system component as large as possible and on the other components and their geometry and arrangement matched spring system for the return spring can be formed over which this safely radially and / or axially positioned, held and calmed.
  • the return spring can be calmed, in particular in the radial direction.
  • the camshaft adjuster according to the invention is particularly suitable for control drives, chain drives and belt drives, in particular in the motor vehicle sector.
  • the stator can be rotatably connected to a crankshaft in the installed state.
  • the rotor may be rotatably connected to a camshaft.
  • a number of pressure chambers are formed, for example, three, four, five or more pressure chambers, which are also referred to as vane and are separated by radially inwardly away from the stator wall away from each other.
  • Rotor blades of the rotor held inside the stator engage in the pressure chambers.
  • the angle of rotation of the rotor can be limited by the webs in the stator.
  • a cover is preferably arranged in each case, for example fixed on the rotor or on the stator, with which the vane cells are closed and sealed.
  • the sealing cover may be formed as a locking cover with a corresponding locking link.
  • Rotor and stator can be made in particular without cutting. They can be cold-formed, in particular deep-drawn sheet metal components or sheet steel components. Such components are advantageously inexpensive and well suited for mass production.
  • the stator can be designed as a serration component with an outer toothing pointing outward in the radial direction.
  • the spring contact component can center the return spring in particular by abutment of at least sections of an inner contour of the return spring on or on an outer contour of the spring contact component and / or limit it in the radial position.
  • the return spring is preferably a coil spring. Whose inner winding is at least partially or partially, preferably as fully as possible on the spring system component, in particular on the outer contour, and so advantageously positioned and held in a deformation of the spring and calmed in the radial direction.
  • the spring system component can be formed in one embodiment of the invention with a continuous central opening. It is preferably substantially annular as a spring contact ring or ring-section-like design.
  • the material of the spring system component is preferably plastic or metal, but may consist of other suitable materials or material mixtures. Such a spring system component advantageously simple and inexpensive to manufacture and offers a large-scale system for the return spring.
  • at least two bolts can be arranged on the rotor.
  • a bolt in this sense may be in particular a needle, a pin, a pin or a pin.
  • the bolt can be fixed in any suitable manner on the rotor, for example screwed in, in particular be pressed.
  • the bolt is preferably arranged in each case parallel to and radially spaced from the axis of rotation of the camshaft adjuster.
  • the spring attachment component has an opening or recess, in particular a through opening or a through recess. It is preferably pressed with this on at least one of the bolts fixed to the rotor and positioned above both axially and radially.
  • the spring system component can be pressed on several or all bolts. It is preferably supported in the axial direction on the rotor. In this way, the advantage can be achieved that the spring system component is defined in position both in the axial direction and in the radial direction and is easy to mount on the camshaft adjuster.
  • the spring system component has at least one further recess or opening. This can in particular radially outward be open.
  • the further recess or opening engages one of the bolts of the rotor, so that said further recess or opening of an angular positioning of the spring system component relative to the rotor in addition to positioning on the aforementioned Presshegung and the spring system component is also secured against rotation in an advantageous manner against the rotor .
  • An engaging in the further recess or opening bolt can be done with play (clearance) or be pressed.
  • the spring attachment component may have an exemption, for example in the form of a recess, groove or depression. In this exemption engages formed as a bearing portion end of the return spring.
  • the return spring in the circumferential direction is particularly easily guided and positioned relative to the spring contact component. It can be fixed directly on this or directly via a component likewise arranged in the release position, for example via one of the abovementioned bolts.
  • the release is preferably at least partially open in the axial direction of the spring contact component, so that the return spring can be particularly easily inserted and mounted.
  • An axial positioning of the spring system component in each required axial distance from the rotor can be achieved particularly easily by this projecting in the axial direction bearing elements, projections or projections. In the case of three such abutment elements, which are spaced apart from each other at a distance from one another, preferably uniformly spaced-apart abutment elements, the spring abutment component is clearly defined in relation to the rotor.
  • the return spring can be arranged radially outside of the spring contact component, in other words, envelop the spring contact component. It can rest in a particularly advantageous manner in the circumferential direction at least in sections on a radially outwardly directed surface of the spring system component. Preferably, it is in an angular range of about 220 ° to 320 °, preferably from about 240 ° to about 300 °, more preferably from about 260 ° to 280 ° to the spring contact surface.
  • the spring contact component may have at least one, preferably three, locking projections projecting radially into its central opening.
  • a latching projection in this sense may in particular be a snap-on projection, a nose or a latching tab.
  • a trigger wheel can be arranged on the camshaft adjuster the central opening with a flange section.
  • the at least one latching projection can be brought into engagement with the trigger wheel and axially fix and position it. It is a particular advantage that the trigger wheel in this embodiment of the invention is particularly easy pre-assembled and position-defined in the pre-assembled state in the axial direction and / or in the radial direction.
  • the trigger wheel in particular its flange portion, may have an abutment structure which engages with the detent projection or the detent projections of the spring abutment component when the trigger wheel is mounted and / or preassembled.
  • the investment structure may be a change in diameter, a shoulder, an undercut or the like. It is preferably designed as a groove introduced in the radial direction. Under a groove in this sense, in particular, a depression, a notch or a shoulder to understand.
  • the investment structure, in particular the groove is preferably circumferential, in particular continuously encircling trained. In the groove engages the at least one locking projection of the trigger wheel.
  • the trigger wheel can thus be axially fixed in a particularly simple manner, while still being rotatable relative to the spring attachment component and thus relative to the rotor.
  • the trigger wheel can be pre-assembled and used as an axial transport or position securing the return spring.
  • This trigger wheel can be secured against rotation, in particular by means of a central screw or central valve which extends through the central opening. It may in particular be clamped between the spring system component and the central screw.
  • the trigger wheel on the rotor-defining component does not necessarily have the same function of a spring system component must exercise, but can only exercise the function of setting the trigger wheel, so can be generally referred to as a fastening component.
  • the at least one latching projection is elastically deformable during assembly of the trigger wheel, in particular during insertion of the flange section into the central opening.
  • a ring is or is pressed onto at least one needle or a bolt and is angularly positioned by a second needle. If necessary, a needle or a bolt or several more needles or bolts can be used.
  • the interference fit can only act as a captive and cause an uncontrolled change in position, e.g. Swing ring, prevent or reduce.
  • the ring may in particular be axially supported on the rotor.
  • the spring preferably engages by means of a spring hook in a recess of the ring and is indirectly suspended via a needle or a bolt or directly on the ring.
  • the ring may comprise plastic or metal, in particular made of plastic or metal or a composite material. He can serve at the same time the definition of a trigger wheel in addition to the support of the return spring.
  • the camshaft adjuster in the area of the trigger wheel attachment, can have a component, preferably a ring, on which lugs protrude into the installation space of the trigger wheel.
  • the noses are deformed. It comes thus to a force and / or positive connection.
  • the trigger wheel can be held non-positively and / or positively locking and serve as an axial transport lock if it is mounted before delivery of the camshaft adjuster.
  • FIG. 1 is a perspective schematic view of an embodiment of a camshaft adjuster according to the invention
  • FIG. 3 shows the camshaft adjuster of Figures 1 and 2 in a perspective view with spring system component
  • Fig. 4 shows the camshaft adjuster of Figures 1 to 3 in a plan view
  • FIG. 8 is a plan view of another embodiment of a camshaft adjuster according to the invention.
  • FIG. 10 is a sectional view along the line X-X of Figure 8
  • Fig. 1 1 is an enlarged detail of Figure 8
  • Fig. 12 is a perspective view of the camshaft adjuster of the figure
  • Fig. 13 is a plan view of the camshaft adjuster of Figure 8 with trigger wheel
  • Fig. 16 is an enlarged detail of Figure 13
  • Fig. 17 is a perspective view of the camshaft adjuster of the figure
  • FIG. 20 shows the spring system component of FIGS. 8 to 17 in a sectional view
  • FIG. 21 is an enlarged detail of FIG. 18A
  • FIG. 23 shows the spring system component of FIGS. 22A and 22B in a plan view
  • FIG. 24 shows the spring system component of FIGS. 22 and 23 in a sectional view
  • Fig. 25 is an enlarged detail of Figure 23 and
  • Fig. 26 is a trigger wheel in a perspective view.
  • the figures are merely schematic in nature and are only for the understanding of the invention. The same elements are provided with the same reference numerals. Details of the different embodiments can be combined and / or exchanged with each other.
  • Figures 1 to 4 show a camshaft adjuster 1 in a first embodiment, which serves for the rotational angle adjustment of a camshaft, not shown, relative to the crankshaft of an internal combustion engine / internal combustion engine.
  • the gas exchange valves of the internal combustion engine are actuated.
  • the optimum of their timing changes with the engine speed. It shifts late in the intake valves mi rising engine speed, in the exhaust valves to early.
  • the camshaft adjuster 1 has a stator 2 and a rotor 3, which are concentric about a longitudinal axis 4 of the camshaft adjuster 1 and to each other about the longitudinal axis 4 rotatable. Between the rotor 2 and stator 3 vane not shown in the figures are formed, which are to be acted upon with fluid, such as a liquid, such as pressure oil to cause a relative rotation of the rotor 2 and stator 3.
  • fluid such as a liquid, such as pressure oil
  • the camshaft adjuster 1 further comprises a return spring 5 in the form of a spiral spring. This is fixed with a first, radially inner end 6 on the rotor 2 and with a second, radially outer end 7 on the stator 3 and biases rotor 2 and stator 3 against each other in the direction of rotation. In this way, the rotor 2 and stator 3 can be reset after adjustment by means of oil introduced into the vane at a drop in the oil pressure to its original relative position.
  • a cover 8 is fastened by means of screw connections 9 on the front side. This serves to seal the vane formed between the rotor 2 and stator 3.
  • a spring retaining pin 10 is pressed. It can also be pressed in the stator 3. This is encompassed by the second end 7 of the return spring 5 and fixes this relative to the stator 3. Furthermore, in the said end face of the lid 8, a spring guide pin 1 1 is pressed, which together with the spring retaining pin 10, the radially outer end 7 of the restoring spring. 4 Fixed in position in the radial direction. In the rotor 2, three spring bolts 12, 13, 14 are pressed.
  • the axes of the spring bolts 12, 13, 14, the spring guide pin 1 1 and the spring retaining pin 10 are parallel to and radially spaced from the longitudinal axis 4 of the camshaft adjuster. 1 Between the spring bolts 12 and 13 and 13 and 14 is in each case an angle of about 90 °, while between the spring bolts 12 and 14 is an angle of about 180 °.
  • the spring pin 14 is encompassed by the first end 6 of the return spring 4 and fixes this relative to the rotor second
  • the spring bolts 12, 13, 14 are used to fix the position and support a Fe- derstrombauteils in the form of Federstromrings 15. This is in the built-in camshaft adjuster 1 according to the figures 1 to 4 embodiment in Figures 5A, 5B, 6A, 6B and 6C shown individually in different views.
  • the spring contact ring 15 is formed substantially annular with a central opening 16. It has protrusions 17, 18, 19 projecting in the same direction from the ring plane, corresponding to the positions of the spring bolts 12, 13, 14. In the region of these projections 17, 18, 19 of the spring contact ring 15 is provided in the ring plane with recesses 20, 21, 22, which serve to receive the spring bolts 12, 13, 14 therein.
  • the projections 17, 18, 19 are corresponding to the positions of the spring pin 12 13, 14 through holes 23, 24, 25 introduced in the axial direction.
  • form the rotor-side end surfaces of the projections 17, 18, 19 stop surfaces, with which the spring abutment ring 15 abuts in the axial direction of the rotor 2 and is supported.
  • the recesses 20 and 21 in approximately the width of the through holes 23 and 24 and pass through the Federstromring 15 in the radial direction only partially, ie are formed as radially inwardly closed SackausEnglish.
  • the recess 22 is formed further than the through hole 25 assigned to it and protrudes in the radial direction completely through the spring contact ring 15. In the circumferential direction laterally adjacent to the through hole 25, a free space is formed in which the first end 6 of the return spring 5 engages the spring pin 14 encompassing.
  • the Federstromring 15 is pressed by means of the through hole 25 on the spring pin 14 so that it is secured against loosening or losing secured to the rotor 2.
  • the spring bolts 12 and 13 fit into the corresponding through holes 23, 24, so that the spring contact ring 15 is mounted angularly defined relative to the rotor 2.
  • the spring contact ring 15 is, as shown in particular in Figures 3 and 4, disposed radially within the return spring 5. Its radially outer peripheral surface 26 forms a radially outwardly facing contact surface for the restoring spring 5. At this, the radially inner side of the inner winding of the return spring 5 is in the circumferential direction in an angular range of about 200 ° to 215 °. The position of the restoring spring 5 relative to the rotor 2 and thus relative to the stator 3 is clearly defined via the spring contact ring 15. Furthermore, the return spring 5 is almost fully supported inside and calmed.
  • FIGS. 8 to 17 show a further embodiment of a camshaft adjuster 1 according to the invention, in which a trigger wheel 27 is provided on the camshaft adjuster 1.
  • FIGS. 8 to 12 show camshaft adjuster 1 without mounted trigger wheel 27 and in FIGS. 13 to 17 with mounted trigger wheel 27.
  • the spring abutment ring 15 of this embodiment is shown in detail in FIGS. 18A-20 in various views and illustrations.
  • the trigger wheel 27 is shown separately in perspective in FIG.
  • the trigger wheel 27 is plate-shaped and has a hub 33 with a central opening 35. Markings on the outer circumference of the trigger wheel 27 are provided for signal recognition.
  • a circumferential groove 34 is introduced in the outer periphery of the hub 33.
  • FIG. 11 shows the projections 30, 31, 32 in the undeformed state, that is to say without the trigger wheel 27, and FIG. 16 in the deformed state. So engaging in the groove 34 of the mounted trigger wheel 27, represents.
  • FIGS. 22A to 25 show an embodiment of a fastening ring 36 for a trigger wheel 27.
  • the fastening ring 36 is provided with latching projections 30, 31, 32, but unlike the two previously described embodiments of the spring mounting ring 15 has no axial direction Ring plane protruding projections.
  • the mounting ring 36 serves only the arrangement and axial location of the trigger wheel 27 and forms no support for the return spring 5, which can be supported by the use of such a ring 36 by means of spring bolts 10, 1 1, 12, 13, 14.
  • the fixing ring 36 is similar to the above spring abutment ring 15, and reference is made to the description thereof.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Valve Device For Special Equipments (AREA)

Abstract

L'invention concerne un déphaseur hydraulique d'arbre à cames (1) du type à palettes, comprenant un rotor (2) et un stator (3), qui sont montés de manière à pouvoir tourner l'un par rapport à l'autre et de manière à former des palettes. Un ressort de rappel (5) permettant le positionnement radial du rotor (2) par rapport au stator (3) est fixé ou peut être fixé d'une part sur le rotor (2) et d'autre part sur le stator (3). Un élément d'appui (15) de ressort, se présentant en particulier sous la forme d'un anneau, destiné au centrage et/ou à la délimitation radiale de la position du ressort de rappel (5), est fixé en au moins deux points sur le rotor (2).
PCT/DE2015/200135 2014-04-01 2015-03-10 Déphaseur d'arbre à cames Ceased WO2015149768A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201580017153.XA CN106133283B (zh) 2014-04-01 2015-03-10 叶片室型的液压凸轮轴调节器
US15/128,067 US10309270B2 (en) 2014-04-01 2015-03-10 Camshaft adjuster

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014206099.0 2014-04-01
DE102014206099.0A DE102014206099A1 (de) 2014-04-01 2014-04-01 Nockenwellenversteller

Publications (2)

Publication Number Publication Date
WO2015149768A2 true WO2015149768A2 (fr) 2015-10-08
WO2015149768A3 WO2015149768A3 (fr) 2016-01-07

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Application Number Title Priority Date Filing Date
PCT/DE2015/200135 Ceased WO2015149768A2 (fr) 2014-04-01 2015-03-10 Déphaseur d'arbre à cames

Country Status (4)

Country Link
US (1) US10309270B2 (fr)
CN (1) CN106133283B (fr)
DE (1) DE102014206099A1 (fr)
WO (1) WO2015149768A2 (fr)

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US10132210B1 (en) * 2017-05-16 2018-11-20 Schaeffler Technologies AG & Co. KG Electric camshaft phaser with detent and method thereof
DE112017007468B4 (de) * 2017-06-01 2020-09-17 Mitsubishi Electric Corporation Ventilzeiteinstellungsvorrichtung
CN107762586B (zh) * 2017-11-22 2024-04-12 宁波太平洋电控系统有限公司 凸轮轴中间锁止vvt用平面弹簧固定装置
US11181176B2 (en) * 2019-02-20 2021-11-23 Schaeffler Technologies AG & Co. KG Thrust washer assembly for a torque converter
DE112021006815T5 (de) * 2021-03-16 2023-10-26 Mitsubishi Electric Corporation Ventilsteuerzeit-Einstellvorrichtung und Verfahren zur Herstellung einer Ventilsteuerzeiteinstellvorrichtung

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US6619248B1 (en) 2002-04-17 2003-09-16 Ina-Schaeffler Kg Device for altering the control timing of gas exchange valves of an internal combustion engine, especially an apparatus for hydraulic rotational angle adjustment of a camshaft relative to a crankshaft
DE102007040017B4 (de) * 2007-08-24 2020-09-17 Schaeffler Technologies AG & Co. KG Steuerzeitenstellvorrichtung für eine Brennkraftmaschine mit Fertigungsverfahren
DE102009005114A1 (de) 2008-01-30 2009-08-06 Schaeffler Kg Nockenwellenverstellvorrichtung
DE102008051732A1 (de) 2008-10-15 2010-04-22 Schaeffler Kg Vorrichtung zur variablen Einstellung der Steuerzeiten von Gaswechselventilen einer Brennkraftmaschine
JP4725655B2 (ja) 2009-02-09 2011-07-13 株式会社デンソー バルブタイミング調整装置
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Also Published As

Publication number Publication date
CN106133283A (zh) 2016-11-16
US20170096916A1 (en) 2017-04-06
US10309270B2 (en) 2019-06-04
DE102014206099A1 (de) 2015-10-01
CN106133283B (zh) 2019-08-23
WO2015149768A3 (fr) 2016-01-07

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